MarketFactory.sol

Singleton factory that deploys and manages prediction markets.

createMarket(priceId, duration, batchInterval)

• Deploys an EIP-1167 minimal proxy clone of the OrderBook implementation

• Requires market creation bond (funds resolver bounty)

• Registers market in the factory's market registry

• Emits MarketCreated event

Parameters

Param	Description	Constraints
priceId	Pyth price feed ID	Must be whitelisted
duration	Market duration in seconds	60s – 7 days
batchInterval	Batch clearing interval	≥ 1 block time

Market Registry

• getMarkets(offset, limit) — paginated list of all markets

• getActiveMarkets() — markets in Open state

• getMarketCount() — total markets created

Admin Functions

Function	Access	Description
pause() / unpause()	Owner	Emergency pause on market creation
setDefaultParams()	Owner	Update default duration, batch interval, min lot size
setFeeCollector()	Owner	Update protocol fee collector address
whitelistFeed()	Owner	Add/remove allowed Pyth price feed IDs

Access Control

Initially admin-only market creation, with a path to permissionless creation once the protocol is battle-tested.